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揺れる， ゆれる
1. to shake, to sway, to rock, to swing, to tremble, to jolt, to pitch, to roll, to flicker
2. to become unstable, to become unsettled, to be shaken, to waver
摇，晃，颠簸；摇动、摆动、颤抖、滚动、闪烁；变得不稳定，变得不安定，受到动摇，摇摆不定
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弱， じゃく
1. a little less than, a little under, slightly fewer than
2. weakness, the weak, low (setting)
3. -lower (seismic intensity)
弱，不到，低于